Re: showing SHA1 of parent commit in tig [was Re: [ANNOUNCE] tig-0.14

> On Wed, Feb 11, 2009 at 17:05, Sitaram Chamarty <sitaramc@gmail.com> wrote:
>> Is there any way to see the sha1 of the parent commit in any
>> of the displays, like gitk does?
>>
>> I know you're only parsing the 4 or 5 basic git commands,
>> and none of those do, so I guess I know the answer :-( but
>> it doesn't hurt to ask.
>
> It is sort of possible by setting the TIG_DIFF_CMD environment
> variable to something appropriate, for example using (and I don't know
> if this will be formatted correctly):
>
> export TIG_DIFF_CMD='git show -p --stat -C -M
> --pretty=format:commit%x20%H%d%nAuthor:%x20%an%x20<%ae>%x20%ai%nParent:%x20%P%nSubject:%x20%s%n%n%b
> %(commit)'
>
> You need to avoid using space except for where it really separates
> arguments, which is why the obscure %x20 is used. ;)
>
> Another solution would be to create a script, which just expects the
> commit SHA1 as its first argument and then do the formatting there and
> then use:
>
> export TIG_DIFF_CMD="/my/script %(commit)"